From d71170fb9d54833c4b26b1bf9ab5a077f1d65324 Mon Sep 17 00:00:00 2001 From: Sony Chacko Date: Tue, 1 Jan 2013 03:20:26 +0000 Subject: [PATCH] qlcnic: enable 83xx virtual NIC mode Enable 83xx virtual NIC mode Signed-off-by: Rajesh Borundia Signed-off-by: Sony Chacko Signed-off-by: David S. Miller --- drivers/net/ethernet/qlogic/qlcnic/Makefile | 2 +- drivers/net/ethernet/qlogic/qlcnic/qlcnic.h | 5 +- .../ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h | 7 + .../ethernet/qlogic/qlcnic/qlcnic_83xx_init.c | 53 ++++- .../ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c | 216 ++++++++++++++++++ .../net/ethernet/qlogic/qlcnic/qlcnic_main.c | 9 +- 6 files changed, 285 insertions(+), 7 deletions(-) create mode 100644 drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c diff --git a/drivers/net/ethernet/qlogic/qlcnic/Makefile b/drivers/net/ethernet/qlogic/qlcnic/Makefile index 799325db5c79..25b73f163886 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/Makefile +++ b/drivers/net/ethernet/qlogic/qlcnic/Makefile @@ -7,4 +7,4 @@ obj-$(CONFIG_QLCNIC) := qlcnic.o qlcnic-y := qlcnic_hw.o qlcnic_main.o qlcnic_init.o \ qlcnic_ethtool.o qlcnic_ctx.o qlcnic_io.o \ qlcnic_sysfs.o qlcnic_minidump.o qlcnic_83xx_hw.o \ - qlcnic_83xx_init.o + qlcnic_83xx_init.o qlcnic_83xx_vnic.o diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 5b36d92b237d..af8510bdfb9e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -1523,7 +1523,10 @@ int __qlcnic_up(struct qlcnic_adapter *, struct net_device *); void qlcnic_restore_indev_addr(struct net_device *, unsigned long); int qlcnic_check_temp(struct qlcnic_adapter *); - +int qlcnic_init_pci_info(struct qlcnic_adapter *); +int qlcnic_set_default_offload_settings(struct qlcnic_adapter *); +int qlcnic_reset_npar_config(struct qlcnic_adapter *); +int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *); /* * QLOGIC Board information */ diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h index 969bda8e32c4..f378d2171615 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h @@ -400,4 +400,11 @@ int qlcnic_83xx_lock_driver(struct qlcnic_adapter *); void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *); int qlcnic_83xx_set_default_offload_settings(struct qlcnic_adapter *); int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *, u64, u32 *, u32); +int qlcnic_83xx_idc_vnic_pf_entry(struct qlcnic_adapter *); +int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *, int); +int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *, int); +int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *); +int qlcnic_83xx_get_vnic_vport_info(struct qlcnic_adapter *, + struct qlcnic_info *, u8); +int qlcnic_83xx_get_vnic_pf_info(struct qlcnic_adapter *, struct qlcnic_info *); #endif diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index d222ee291e7c..b14fb83fcdd6 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -643,6 +643,52 @@ int qlcnic_83xx_idc_ready_state_entry(struct qlcnic_adapter *adapter) return 0; } +/** + * qlcnic_83xx_idc_vnic_pf_entry + * + * @adapter: adapter structure + * + * Ensure vNIC mode privileged function starts only after vNIC mode is + * enabled by management function. + * If vNIC mode is ready, start initialization. + * + * Returns: -EIO or 0 + * + **/ +int qlcnic_83xx_idc_vnic_pf_entry(struct qlcnic_adapter *adapter) +{ + u32 state; + struct qlcnic_hardware_context *ahw = adapter->ahw; + + /* Privileged function waits till mgmt function enables VNIC mode */ + state = QLCRDX(adapter->ahw, QLC_83XX_VNIC_STATE); + if (state != QLCNIC_DEV_NPAR_OPER) { + if (!ahw->idc.vnic_wait_limit--) { + qlcnic_83xx_idc_enter_failed_state(adapter, 1); + return -EIO; + } + dev_info(&adapter->pdev->dev, "vNIC mode disabled\n"); + return -EIO; + + } else { + /* Perform one time initialization from ready state */ + if (ahw->idc.vnic_state != QLCNIC_DEV_NPAR_OPER) { + qlcnic_83xx_idc_update_idc_params(adapter); + + /* If the previous state is UNKNOWN, device will be + already attached properly by Init routine*/ + if (ahw->idc.prev_state != QLC_83XX_IDC_DEV_UNKNOWN) { + if (qlcnic_83xx_idc_reattach_driver(adapter)) + return -EIO; + } + adapter->ahw->idc.vnic_state = QLCNIC_DEV_NPAR_OPER; + dev_info(&adapter->pdev->dev, "vNIC mode enabled\n"); + } + } + + return 0; +} + static int qlcnic_83xx_idc_unknown_state(struct qlcnic_adapter *adapter) { adapter->ahw->idc.err_code = -EIO; @@ -802,6 +848,8 @@ static int qlcnic_83xx_idc_need_reset_state(struct qlcnic_adapter *adapter) qlcnic_83xx_idc_update_audit_reg(adapter, 0, 1); set_bit(__QLCNIC_RESETTING, &adapter->state); clear_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status); + if (adapter->ahw->nic_mode == QLC_83XX_VIRTUAL_NIC_MODE) + qlcnic_83xx_disable_vnic_mode(adapter, 1); qlcnic_83xx_idc_detach_driver(adapter); } @@ -1887,7 +1935,10 @@ static int qlcnic_83xx_configure_opmode(struct qlcnic_adapter *adapter) if (ret == -EIO) return -EIO; - if (ret == QLC_83XX_DEFAULT_MODE) { + if (ret == QLC_83XX_VIRTUAL_NIC_MODE) { + if (qlcnic_83xx_config_vnic_opmode(adapter)) + return -EIO; + } else if (ret == QLC_83XX_DEFAULT_MODE) { if (qlcnic_83xx_config_default_opmode(adapter)) return -EIO; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c new file mode 100644 index 000000000000..d39447104228 --- /dev/null +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c @@ -0,0 +1,216 @@ +#include "qlcnic.h" +#include "qlcnic_hw.h" + +int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *adapter, int lock) +{ + if (lock) { + if (qlcnic_83xx_lock_driver(adapter)) + return -EBUSY; + } + QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_OPER); + if (lock) + qlcnic_83xx_unlock_driver(adapter); + + return 0; +} + +int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *adapter, int lock) +{ + struct qlcnic_hardware_context *ahw = adapter->ahw; + + if (lock) { + if (qlcnic_83xx_lock_driver(adapter)) + return -EBUSY; + } + + QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_NON_OPER); + ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER; + + if (lock) + qlcnic_83xx_unlock_driver(adapter); + + return 0; +} + +static int qlcnic_83xx_set_vnic_opmode(struct qlcnic_adapter *adapter) +{ + u8 id; + int i, ret = -EBUSY; + u32 data = QLCNIC_MGMT_FUNC; + struct qlcnic_hardware_context *ahw = adapter->ahw; + + if (qlcnic_83xx_lock_driver(adapter)) + return ret; + + if (qlcnic_config_npars) { + for (i = 0; i < ahw->act_pci_func; i++) { + id = adapter->npars[i].pci_func; + if (id == ahw->pci_func) + continue; + data |= qlcnic_config_npars & + QLC_83XX_SET_FUNC_OPMODE(0x3, id); + } + } else { + data = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); + data = (data & ~QLC_83XX_SET_FUNC_OPMODE(0x3, ahw->pci_func)) | + QLC_83XX_SET_FUNC_OPMODE(QLCNIC_MGMT_FUNC, + ahw->pci_func); + } + QLCWRX(adapter->ahw, QLC_83XX_DRV_OP_MODE, data); + + qlcnic_83xx_unlock_driver(adapter); + + return 0; +} + +static void +qlcnic_83xx_config_vnic_buff_descriptors(struct qlcnic_adapter *adapter) +{ + struct qlcnic_hardware_context *ahw = adapter->ahw; + + if (ahw->port_type == QLCNIC_XGBE) { + adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; + adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; + adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; + adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; + + } else if (ahw->port_type == QLCNIC_GBE) { + adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; + adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; + adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; + adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; + } + adapter->num_txd = MAX_CMD_DESCRIPTORS; + adapter->max_rds_rings = MAX_RDS_RINGS; +} + + +/** + * qlcnic_83xx_init_mgmt_vnic + * + * @adapter: adapter structure + * Management virtual NIC sets the operational mode of other vNIC's and + * configures embedded switch (ESWITCH). + * Returns: Success(0) or error code. + * + **/ +static int qlcnic_83xx_init_mgmt_vnic(struct qlcnic_adapter *adapter) +{ + int err = -EIO; + + if (!(adapter->flags & QLCNIC_ADAPTER_INITIALIZED)) { + if (qlcnic_init_pci_info(adapter)) + return err; + + if (qlcnic_83xx_set_vnic_opmode(adapter)) + return err; + + if (qlcnic_set_default_offload_settings(adapter)) + return err; + } else { + if (qlcnic_reset_npar_config(adapter)) + return err; + } + + if (qlcnic_83xx_get_port_info(adapter)) + return err; + + qlcnic_83xx_config_vnic_buff_descriptors(adapter); + adapter->ahw->msix_supported = !!qlcnic_use_msi_x; + adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; + qlcnic_83xx_enable_vnic_mode(adapter, 1); + + dev_info(&adapter->pdev->dev, "HAL Version: %d, Management function\n", + adapter->ahw->fw_hal_version); + + return 0; +} + +static int qlcnic_83xx_init_privileged_vnic(struct qlcnic_adapter *adapter) +{ + int err = -EIO; + + if (qlcnic_83xx_get_port_info(adapter)) + return err; + + qlcnic_83xx_config_vnic_buff_descriptors(adapter); + adapter->ahw->msix_supported = !!qlcnic_use_msi_x; + adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; + + dev_info(&adapter->pdev->dev, + "HAL Version: %d, Privileged function\n", + adapter->ahw->fw_hal_version); + return 0; +} + +static int qlcnic_83xx_init_non_privileged_vnic(struct qlcnic_adapter *adapter) +{ + int err = -EIO; + + qlcnic_83xx_get_fw_version(adapter); + if (qlcnic_set_eswitch_port_config(adapter)) + return err; + + if (qlcnic_83xx_get_port_info(adapter)) + return err; + + qlcnic_83xx_config_vnic_buff_descriptors(adapter); + adapter->ahw->msix_supported = !!qlcnic_use_msi_x; + adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; + + dev_info(&adapter->pdev->dev, "HAL Version: %d, Virtual function\n", + adapter->ahw->fw_hal_version); + + return 0; +} + +/** + * qlcnic_83xx_vnic_opmode + * + * @adapter: adapter structure + * Identify virtual NIC operational modes. + * + * Returns: Success(0) or error code. + * + **/ +int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *adapter) +{ + u32 op_mode, priv_level; + struct qlcnic_hardware_context *ahw = adapter->ahw; + struct qlcnic_nic_template *nic_ops = adapter->nic_ops; + + qlcnic_get_func_no(adapter); + op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); + + if (op_mode == QLC_83XX_DEFAULT_OPMODE) + priv_level = QLCNIC_MGMT_FUNC; + else + priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode, + ahw->pci_func); + + if (priv_level == QLCNIC_NON_PRIV_FUNC) { + ahw->op_mode = QLCNIC_NON_PRIV_FUNC; + ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; + nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic; + } else if (priv_level == QLCNIC_PRIV_FUNC) { + ahw->op_mode = QLCNIC_PRIV_FUNC; + ahw->idc.state_entry = qlcnic_83xx_idc_vnic_pf_entry; + nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic; + } else if (priv_level == QLCNIC_MGMT_FUNC) { + ahw->op_mode = QLCNIC_MGMT_FUNC; + ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; + nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic; + } else { + return -EIO; + } + + if (ahw->capabilities & BIT_23) + adapter->flags |= QLCNIC_ESWITCH_ENABLED; + else + adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; + + adapter->ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER; + adapter->ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO; + + return 0; +} diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index c71e1dc7295d..da04432f36ec 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -502,7 +502,8 @@ static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) kfree(pci_info); return ret; } -static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) + +int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) { struct qlcnic_pci_info *pci_info; int i, ret = 0, j = 0; @@ -851,7 +852,7 @@ void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, qlcnic_set_netdev_features(adapter, esw_cfg); } -static int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) +int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) { struct qlcnic_esw_func_cfg esw_cfg; @@ -950,7 +951,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) return err; } -static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) +int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) { struct qlcnic_esw_func_cfg esw_cfg; struct qlcnic_npar_info *npar; @@ -1007,7 +1008,7 @@ qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, return 0; } -static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) +int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) { int i, err; struct qlcnic_npar_info *npar; -- 2.39.2